Referso Jobs

Research and develop state‑of‑the‑art state estimation and navigation algorithms
Design and deploy production‑grade C++ software for embedded robotic systems
Build and maintain rigorous unit, integration, and system‑level tests
Develop and enhance modeling, calibration, and simulation tools
Contribute to roadmap planning, feature decomposition, and agile execution

Requirements

M.S. in Aerospace Engineering
M.S. in Electrical Engineering
M.S. in Robotics
M.S. in Computer Science
Nice to have: vision‑aided inertial navigation systems

Skills

C++embedded Linux state estimation algorithms EKF UKF Particle Filters

Senior Perception Software Engineer

Cyngn · Posted Nov 9, 2026

Open

Mountain View, California, United States
On-site
Full-time · Senior
5+ years

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The Senior Perception Software Engineer owns key components of Cyngn’s autonomy perception stack, leading the design, development, and deployment of object detection, tracking, and sensor fusion algorithms.

Responsibilities

Lead the design, implementation, and deployment of object detection, tracking, and sensor fusion algorithms for autonomous vehicles, from research through production.
Own the architecture and technical direction of assigned perception subsystems, making sound trade-offs among accuracy, latency, compute, and robustness.
Define perception performance metrics and evaluation frameworks, and drive the tooling and infrastructure for continuous testing, performance validation, and system diagnostics.
Build and curate ground-truth and regression datasets that enable automated backtesting of perception changes.
Lead testing and deployment of production software in simulation environments and on production vehicles, driving root-cause analysis and resolution of perception failures.

Requirements

BS
MS
PhD
Computer Science
Robotics

Skills

C++17 Linux LiDAR point cloud processing

Senior Robotics Engineer – Multi-Object Tracking (m/f/d)

Autonomous Teaming Solutions · Posted Nov 9, 2026

Open

Munich, Bavaria, Germany
Full-time · Senior

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Join our robotics team to develop next-generation perception and multi-object tracking systems capable of operating reliably in complex, dynamic, GPS-denied environments.

Responsibilities

Contribute to technical decisions and architectural improvements across our Multi-Object Tracking and perception systems.
Design, develop and optimize robust multi-object tracking pipelines for dynamic environments.
Design and implement scalable components for state estimation and multi-sensor fusion systems.
Develop probabilistic estimation and optimization algorithms for real-world robotics applications.
Develop and improve intrinsic and extrinsic calibration pipelines for complex sensor configurations, including zooming camera systems.

Requirements

PhD in Robotics, Computer Vision, State Estimation or a related field
Nice to have: Multi-sensor fusion
Nice to have: Visual SLAM
Nice to have: Visual-Inertial Odometry
Nice to have: Kalman Filter

Skills

C++Python ROS/ROS2 Multi-object tracking algorithms

Principal Engineer, Mapping and Localization

PlusAI · Posted Jan 13, 2026

Open

Santa Clara, California, United States
Full-time · Principal
7+ years

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Lead the design and implementation of high-fidelity fusion algorithms that combine LiDAR, Radar, Camera, IMU, and GNSS data with HD Maps to achieve centimeter-level accuracy for autonomous trucks.

Compensation

Highly competitive salary and benefits package, including 401(k) plan.

Responsibilities

Lead the design and evolution of our localization architecture, making critical build-vs-buy decisions and defining long-term technical roadmaps.
Design and implement robust, real-time algorithms for sensor fusion, visual/LiDAR odometry, and global localization using techniques like Factor Graphs, EKF/UKF, and particle filters.
Develop pipelines to generate, maintain, and query High-Definition (HD) maps.
Work on 'priors-based' localization and semantic map matching.
Solve the 'stale map' problem by designing systems for change detection.

Requirements

M.S. or Ph.D. in Robotics, Computer Science, Electrical Engineering, or a related field
Nice to have: Experience shipping localization stacks for deployed autonomous vehicles or mobile robots
Nice to have: LOAM
Nice to have: lego-LOAM
Nice to have: ORB-SLAM

Skills

Modern C++ (14/17/20)Probabilistic robotics

Perception & State Estimation Engineer - DoorDash Air

DoorDash USA · Posted Nov 3, 2026

Open

San Francisco, California, United States
Full-time · Senior
$199K–$292K per year

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Compensation

The national base pay range for this position within the United States, including Illinois and Colorado. $198,600—$292,000 USD

Responsibilities

Own and develop the perception and state estimation for package pickup and delivery system
Influence system design decisions, including sensor selection, sensing architecture, and observability analysis
Own tuning and implementation of the state estimation stack on the drone (PX4 EKF modifications, fault tolerance, multi-sensor fusion with VIO and laser odometry)
Own state estimation and perception of the delivery mechanism, including dynamics modeling, observation model design, and sensor selection
Work closely with controls and planning to close the loop on automated pickup and delivery

Requirements

MS/PhD degree in CS, EE, ME, Robotics, or related technical field
Nice to have: PX4 / ArduPilot EKF internals
Nice to have: multi-body state estimation
Nice to have: SLAM in GPS-denied environments
Nice to have: publications or open-source contributions

Skills

state estimation EKF UKF

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